Top 10 Drain Backflow Preventer – Pumps & Plumbing Equipment

As an Amazon Associate I earn from qualifying purchases.

1. Sentinel

#ad

Sentinel Drain Guard Sewer Backflow Preventer 3" and 4" Backwater Valve, Holmes Approved

#adSentinel #ad - Device will close in the event of a backflow occurrence. Fits 3" 75mm floor drain and 4" 100 mm Floor Drain with Included Adapter. Holmes approved - sentinel is the only consumer Backwater Valve on the market that is a Holmes approved PRODUCT. Requires zero maintenance. Easy installation in a manner of minutes. Unlike most backflow Preventers, Sentinel comes complete with a fitted drain cover. Sits in an open posiiton so Normal Drainage can occur.

Brand	Sentinel #ad
Manufacturer	Sentinel Pro Development Inc. #ad

2. yotache

#ad

One Way Valve for Pipes Tubes in Toilet Bathroom Floor Drain Seal Keep Out Smell, Drain Backflow Preventer, 1-3/4" Silicone

#adyotache #ad - Necessary for every family. Practical functions- the floor drain filter with the automatic closing design, seal stinky smell and odor from sewage gas; Prevent the drain water from backing up to the room; Anti- water leakage and overflow.

Wide application- as sewer is connected with the underground septic tank, sewag, or other air may enter room from smelly drain. Environmental concept- the shower drain seal is made of good quality silicone, totally environmental-friendly material; No smell; Protecting your family health; No worry about deformation after stretching, super flexible; Ever-lasting and durable. Floor drain seal with closing mouth can be used in floor drain universal for most of American families.

Premium design - the body of the grate seal is designed in v-cup shape, ensuring the smooth draining and water flowrate; folding winkles between the binding, increase the tightness and compactness. Application range- this item can be used with floor drain of the shower room and basement, effectively block backflow and odor in the sewer.

Brand	yotache #ad
Manufacturer	Yotache #ad
Part Number	DR-VA-S2-197

3. Anxin

#ad

Drain Backflow Preventer,Floor Drain Backflow Preventer for Pipes Tubes In Bathroom,Kitchen,Sink and Floor Water DrainageAdjustable Size forΦ38-45mm and 65mm Depth

#adAnxin #ad - Necessary for every family. 2 years warranty we will provide the free replacement if the drain backflow preventer has any quality problems within 2 years. Our customer service always stand by to solve problems for you.

Unique patented maglev drainageseal the valve cover with patented maglev drainage to achieve high energy anti-odor and anti-virus anti-virus overflow! Rotating self-cleaning36 l/min drainage capacity, 10 kg washing machine drainage can also easily deal with. Rotating fan blades convert gravity from drainage to centrifugal force to accelerate drainage. Unique egg structure fully optimize large fluid cross-section to achieve 360°drainage that is more faster and smoother than other products on the market.

High-quality materialsequicked with pps valve cover that is more resistant to acid and alkali than stainless steel is tightly fitted with a corrosion-resistant sealing ring, keep odor, water return and insects. Easy installationplug and play with Handrail Design. Easy to install, with no alteration to existing outlets. Universal for most of families.

Brand	Anxin #ad
Manufacturer	Anxin #ad
Part Number	400200521

4. VTRONIC

#ad

Floor Drain Valve Sewer Core Adjustable Flowback Preventer for Bathroom,Kitchen,Sink and Floor Water Drainage

#adVTRONIC #ad - Material abs + silicon coil eco-friendly and Safety for Bathroom, Kitchen, Sink and Floor Drainage. Fast drainage, adjustable Size for Φ39. 5-43mm and 67mm Depth. 100% mechanical design Free Maintenance for a Longer Working Life. Automatic closing design Backflow Preventer Insect/Odor/Stinky Smell Prevention. Easy to install, plug and Play with Handrail Design, Double Silicon Seal Coils.

Brand	VTRONIC #ad
Manufacturer	VTRONIC #ad

5. Sydien

#ad

Sydien 2 Pack Adjustable Silicone Drain Backflow Preventer Sink Floor Drain Trap One Way Valve for Pipes Tubes in Toilet Bathroom Floor Drain 34-39mm hole,110mm Depth

#adSydien #ad - Folding winkles between the binding, increase the tightness and compactness. Environmentally friendlythe trap drain made of premium eco-friendly silicone material, no smell and no toxic, can be used with floor drain of the shower room and basement.

Extensive applications: the shower drain seal can be widely used in toilet, kitchen and basement, bathroom, which has sewers. Practical functions - the floor drain filter with the automatic closing design, Seal stinky smell and odor from sewage gas; Prevent the drain water from backing up to the room; Anti- water leakage and overflow. V-cup shape body: ensuring the smooth draining and water flow rate. The floor drain filter with the automatic closing design, Seal stinky smell and odor from sewage gas.

Brand	Sydien #ad
Manufacturer	Sydien #ad

6. General Wire Spring

#ad

General Specialties Flood-Guard for 2" Flood Drains

#adGeneral Wire Spring #ad - Molded rubber gaskets. Not recommended for extreme, extended pressure. All stainless steel metal parts. Prevents back-up. Easily installs with just a screwdriver.

Brand	General Wire Spring #ad
Manufacturer	General Wire Spring #ad
Height	2 Inches
Length	3 Inches
Weight	0.25 Pounds
Width	2 Inches
Part Number	2FH
Model	2FH
Warranty	One-year warranty against defect or breakage.

7. Green Drain Inc

#ad

3" Waterless Trap Seal

#adGreen Drain Inc #ad - Solution to drain flies entering the facility. One way valve creates seal to eliminate floor drain odor issues. Simple installation & improved drainage quality. Prevents and blocks bugs from crawling up through floor drains. No more gases from floor drains.

Brand	Green Drain Inc #ad
Manufacturer	Standard Plumbing Supply #ad
Height	4 Inches
Length	3 Inches
Weight	0.25 Pounds
Width	3 Inches
Part Number	GD103
Model	GD103

8. General Pipe Cleaners

#ad

General Pipe Cleaners 3F 3" Float Model Flood Guard, Small, BLACK

#adGeneral Pipe Cleaners #ad - Gaskets are made of molded rubber and all metal parts are plated or stainless steel. The product is manufactured in china.

For extreme and/or extended pressure, we recommend our standpipe models. A screwdriver and a couple of minutes are all you need to install a Flood-Guard. Gaskets are made of molded rubber and all metal parts are plated or stainless steel. The product is highly durable and easy to use. For extreme and/or extended pressure, we recommend our standpipe models. A screwdriver and a couple of minutes are all you need to install a Flood-Guard. Easy installation and easy handling.

Brand	General Pipe Cleaners #ad
Manufacturer	General Wire Spring Company #ad
Height	3 Inches
Length	3 Inches
Weight	0.5 Pounds
Width	3 Inches
Part Number	3F
Model	3F

9. Green Drain Inc

#ad

2" Waterless Trap Seal

#adGreen Drain Inc #ad - No more gases from floor drains. Solution to drain flies entering the facility. Prevents and blocks bugs from crawling up through floor drains. Simple installation & improved drainage quality.

Brand	Green Drain Inc #ad
Manufacturer	Standard Plumbing Supply #ad
Height	2 Inches
Length	2 Inches
Weight	0.02 Pounds
Width	4 Inches
Part Number	GD102
Model	GD102

10. Watts

#ad

4 In Pipe Dia, Internal Backwater Valve

#adWatts #ad - In. 3-7/8 item: internal backwater Valve Pipe Dia. Price for: each connection: slip-on overall dia. In. 4 material of construction: bronze and Neoprene Color/Finish: Bronze and Black Neoprene Country of Origin subject to change: United States.

Brand	Watts #ad
Manufacturer	WATTS #ad
Weight	0 Pounds
Part Number	BV-1004
Model	BV-1004